[PATCH RFC v1 1/2] documentation/iommu: Add description of Hisilicon System MMU binding

Arnd Bergmann
2014-06-16T16:44:41Z

On Friday 06 June 2014 08:48:26 Arnd Bergmann wrote:
> On Thursday 05 June 2014 21:37:09 Zhen Lei wrote:
>
> > +- smmu-masters : A list of phandles to device nodes representing bus
> > + masters for which the SMMU can provide a translation
> > + and their corresponding StreamIDs (see example below).
> >
>
> We're currently in the process of defining a generic binding for IOMMUs.
>
> While the smmu-masters property was copied from an existing binding,
> I think we will end up migrating away from that towards a common way
> to express those things, and we shouldn't add another one doing this
> in a nonstandard way. Please have a look at the latest discussion
> about the iommu binding using #iommu-cells and a reference from the
> master to the iommu and see if you can migrate your code to use that.

Actually, nothing in 3.16 uses the broken binding yet, so I think
we can just declare it obsolete and remove it once the new binding
has been implemented.

Arnd